149654306 has 4 divisors (see below), whose sum is σ = 224481462. Its totient is φ = 74827152.

The previous prime is 149654299. The next prime is 149654357. The reversal of 149654306 is 603456941.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 603456941 = 607 ⋅994163.

It can be written as a sum of positive squares in only one way, i.e., 133980625 + 15673681 = 11575^2 + 3959^2 .

It is a super-2 number, since 2×149654306² = 44792822608683272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 149654306.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37413575 + ... + 37413578.

Almost surely, 2^149654306 is an apocalyptic number.

149654306 is a deficient number, since it is larger than the sum of its proper divisors (74827156).

149654306 is an equidigital number, since it uses as much as digits as its factorization.

149654306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74827155.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 149654306 is about 12233.3276748397. The cubic root of 149654306 is about 530.9207987486.

The spelling of 149654306 in words is "one hundred forty-nine million, six hundred fifty-four thousand, three hundred six".